/*
 * Copyright (c) 2009, Jeremy Sandell
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * 
 *     * Redistributions of source code must retain the above copyright notice,
 *       this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of the author nor the names of its contributors
 *       may be used to endorse or promote products derived from this software
 *       without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef _HL7_NET_H_
#define _HL7_NET_H_

#include <string>
#include <memory>
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <netdb.h>
#include <arpa/inet.h>
#include <time.h>

namespace hl7 {

    class Socket
    {
        public:
            Socket();
            Socket(const std::string & hostname);
            virtual ~Socket();

            /* server routines */
            bool create();
            bool bind (const int port);
            bool listen(int max = 5) const;
            bool accept(Socket&) const;

            /* client routines */
            bool connect (const std::string hostname, const int port);
            bool resolve (const std::string & hostname);

            bool lookup(const std::string &s, std::string &resolved);

            /* data routines */
            bool send(const std::string) const;
            int recv(std::string&, int max = -1, int chunks = 64) const;

            bool recv_wait(int ms = 0);
            bool send_wait(int ms = 0);
            void set_non_blocking ( const bool );
            bool valid() const { return sockfd != -1; }

        private:
            int sockfd;
            int snd_wait;
            int rcv_wait;
            struct hostent *h;
            sockaddr_in m_addr;
            std::string host;
    };
};
#endif
